ComPDFKit is a powerful and versatile PDF SDK offering comprehensive cross-platform development support. With its wide range of features and extensive platform compatibility, ComPDFKit is an ideal choice for developers looking to integrate PDF functionality into their applications, allowing companies, organizations, small businesses, and developers to integrate annotating, editing, converting, filling, and signing PDF documents in their applications or products.

1. ComPDFKit Resources:

Wondering where you can learn more about ComPDFKit PDF SDK? Have a look at the resources below:- Free Online Demo for Viewing and Editing PDFs: <https://www.compdf.com/webviewer/demo>

• Free Online Demo for PDF Conversion to/from Word, Excel, PPT, PNG, JPG, HTML, TXT, CSV, RTF, etc.: <https://www.compdf.com/pdf-tools>
• Free Online API for PDF Conversion and Editing (Sign up and Get 100 Free Files Processing Monthly Now): <https://api.compdf.com/api/pricing>
• ComPDFKit's Official Website: <https://www.compdf.com/>
• Developer Guides: <https://www.compdf.com/documentation>
• Blog: <https://www.compdf.com/blog>
• Contact Us: <https://www.compdf.com/contact-sales>Don’t hesitate, to start experiencing ComPDFKit’s flexibility, versatility, and ease of use today!

2. ComPDFKit PDF SDK Provides:

Platform Support

ComPDFKit PDF SDK supports various development platforms, including Windows, Web, Android, iOS, and Linux. This broad platform compatibility allows developers to create PDF applications for different operating systems and devices, ensuring a seamless user experience across multiple platforms.

Cross-Platform Framework Support

ComPDFKit PDF SDK is designed to work seamlessly with popular cross-platform frameworks, such as React Native, Flutter, Electron, Ionic Angular, Windows UWP, Xamarin, and Cordova. This enables developers to leverage their existing knowledge and skills to build PDF applications that can run on multiple platforms without the need for extensive platform-specific code.

Rich Development Framework Support

ComPDFKit offers extensive development framework support for both web and Windows platforms:

• Web Platform: ComPDFKit provides support for a wide range of web development frameworks, including Vue, Nuxt.js, React, Next.js, Svelte, Angular, TypeScript, and PHP. This allows developers to choose the framework that best suits their needs and preferences when building PDF applications for the web.
• Windows Platform: ComPDFKit offers comprehensive support for Windows development frameworks, including .NET, .NET Core, WPF, WinForms, MFC, UWP, WinUI, and MAUI. This ensures that developers can seamlessly integrate PDF functionality into their Windows applications using their preferred development framework.

Flexible Deployment Options

ComPDFKit PDF SDK supports multiple deployment options, including local integration, API calls, and private deployment.

3. Supported Features:

PDF Content Editing:

• Edit Text
• Edit Images

Viewer:

• Standard page display modes, including Scrolling, Double page, Crop mode, and Cover mode.
• Navigation with thumbnails, outlines, and bookmarks.
• Text search & selection.
• Zoom in and out & Fit-page.
• Switch between different themes, including Dark mode, Sepia mode, Reseda mode, and Custom color mode.
• Text reflow.

Annotations:

• Create, edit, and remove annotations, including Note, Link, Freetext, Line, Square, Circle, Highlight, Underline, Squiggly, Strikeout, Stamp, Ink, and Sound.
• Support for annotation appearances.
• Import and export annotations to/from XFDF.
• Support for annotation flattening.

Forms:

• Create, edit, and remove form fields, including Push Button, Check Box, Radio Button, Text Field, Combo Box, List Box, and Signature.
• Fill out PDF Forms.
• Support for PDF form flattening.

Document editor:

• PDF manipulation, including Split pages, Extract pages, and Merge pages.
• Page edit, including Delete pages, Insert pages, Crop pages, Move pages, Rotate pages, Replace pages, and Exchange pages.
• Document information setting.
• Extract images.

Security:

• Encrypt and decrypt PDFs, including Permission setting and Password protection.
• Create, edit, and remove header & footer, including dates, page numbers, document name, author name, and chapter name.
• Create, edit, and remove Bates numbers.
• Create, edit, and remove a background that can be a solid color or an image.

Redaction:

• Redact content like images, text, and vector graphics.

Watermark:

• Create, edit, and remove the watermark.

Conversion:

• PDF to Word.
• PDF to Excel.
• PDF to PPT.
• PDF to TXT.
• PDF to CSV.
• PDF to PDF/A.
• PDF to Image.
• PDF to RTF.
• PDF to HTML.- PDF to PDF/A

Document Comparison:

• Overlay Comparison
• Content Comparison

Signatures:

• Digital Signatures (Sign with Digital ID, Verify Signature and Digital Certificates, Trust Signatures, Trust Certificate, Signature Appearance Setting).
• Electronic Signatures (Drawn, Image, Type Signatures).

Optimization:

• Compress: Reduce PDF document size with no or minimum visual quality loss.

Measurement:

• Create and edit distance, perimeter, area, angle, diameter, radius, and volume measurement annotations.
• Change the scale and precision of measurement annotations.